400
CDUS45 KTFX 140833
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MST SAT DEC 14 2024
...............................
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 13 2024
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 41 1159 PM 58 1924 33 8 33
MINIMUM 22 411 AM -22 1919 14 8 13
AVERAGE 32 24 8 23
PRECIPITATION (IN)
YESTERDAY 0.00 0.48 1917 0.02 -0.02 0.00
MONTH TO DATE 0.07 0.20 -0.13 0.03
SINCE OCT 1 0.53 1.57 -1.04 1.52
SINCE JAN 1 9.58 11.14 -1.56 12.48
SNOWFALL (IN)
YESTERDAY 0.0 9.8 1991 0.2 -0.2 0.0
MONTH TO DATE 1.0 3.0 -2.0 0.1
SINCE DEC 1 1.0 3.0 -2.0 0.1
SINCE JUL 1 3.3 11.7 -8.4 14.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 33 42 -9 42
MONTH TO DATE 393 517 -124 363
SINCE DEC 1 393 517 -124 363
SINCE JUL 1 1776 2359 -583 1924
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 590 433 157 588
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 1.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 800 AM
LOWEST 61 300 PM
AVERAGE 75
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 63 1924
MINIMUM TEMPERATURE (F) 14 -20 1926
SUNRISE AND SUNSET
DECEMBER 14 2024......SUNRISE 805 AM MST SUNSET 441 PM MST
DECEMBER 15 2024......SUNRISE 806 AM MST SUNSET 441 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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